How large is the system?
The size of the system measured in kilowatts (kW) has a significant impact on the energy cost savings that the system will provide. The current homeowner may use power differently
Who installed the original system?
This will determine who you should first contact if you have a problem with your PV system. If the original installer is still in business, there may be some time
What equipment is included (i.e.. Who made the panels?)
In a mature market which has existed for over 20 years, there are dozens, if not hundreds of solar panel manufacturers and it’s wise to understand represents the equipment for
What year was the system installed?
The year the system was installed will affect what warranty’s may still be in place. Often the installer’s workmanship warranty may have expired, or the installing company may no longer
What utility (HECO) rate program was the system interconnected with?
Hawaiian Electric has changed the rate programs offered to its customers over the last 10 years (NEM, CGS, Smart Export, CGS+, NEM+, etc.). Each program has a different impact on